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发明名称
Excavateur à guide rigide particulièrement adapté à l'exécution de tranchées à parois verticales
摘要
申请公布号
BE615699(A4)
申请公布日期
1962.07.16
申请号
BE19620615699
申请日期
1962.03.28
申请人
IGNAZIO FAILLA
发明人
IGNAZIO FAILLA
分类号
E02F3/50;E02F5/02;E21B27/00;(IPC1-7):E02F
主分类号
E02F3/50
代理机构
代理人
主权项
地址
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